CVE-2022-47633

HIGH
Published Dec 23, 20223y ago · Modified Jun 17, 20262w ago
8.1 CVSS 3.1
High
Find Similar
Published Dec 23, 2022 3y ago
Last Modified Jun 17, 2026 2w ago

Description

An image signature validation bypass vulnerability in Kyverno 1.8.3 and 1.8.4 allows a malicious image registry (or a man-in-the-middle attacker) to inject unsigned arbitrary container images into a protected Kubernetes cluster. This is fixed in 1.8.5. This has been fixed in 1.8.5 and mitigations are available for impacted releases.

CVSS Details

Base Score
8.1
Exploitability
2.2
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-287 Improper Authentication Authentication

Affected Products 2

VendorProductVersionRange
kyvernokyverno1.8.3any
kyvernokyverno1.8.4any

References 5

  • github.com https://github.com/kyverno/kyverno/compare/v1.8.4...v1.8.5
    PatchThird Party Advisory
  • github.com https://github.com/kyverno/kyverno/pull/5713
    PatchThird Party Advisory
  • github.com https://github.com/kyverno/kyverno/releases/tag/v1.8.5
    Release NotesThird Party Advisory
  • github.com https://github.com/kyverno/kyverno/security/advisories/GHSA-m3cq-xcx9-3gvm
    PatchThird Party Advisory
  • kyverno.io https://kyverno.io/docs/writing-policies/verify-images/
    Product

Remediation

  • github.com https://github.com/kyverno/kyverno/compare/v1.8.4...v1.8.5
    PatchThird Party Advisory
  • github.com https://github.com/kyverno/kyverno/pull/5713
    PatchThird Party Advisory
  • github.com https://github.com/kyverno/kyverno/security/advisories/GHSA-m3cq-xcx9-3gvm
    PatchThird Party Advisory